Two aliens have wandered Earth for centuries. The Changeling has survived by adapting the forms of many different organisms. The Chameleon destroys anything or anyone that threatens it. Now, a sunken relic that holds the key to their origins calls to them to take them homeóbut the Chameleon has decided there's only room for one.

About the author

Joe William Haldeman (born June 9, 1943) is an American science fiction author. He is best known for his 1974 novel The Forever War. That novel, and other of his works including The Hemingway Hoax (1991) and Forever Peace (1997), have won major science fiction awards including the Hugo Award and Nebula Award.